drivers/touchscreen: add sweep2wake

Signed-off-by: Dennis Rassmann <showp1984@gmail.com>

Conflicts:

	drivers/input/misc/pmic8xxx-pwrkey.c
	drivers/input/touchscreen/Kconfig
	drivers/input/touchscreen/lge_touch_core.c
Revert "drivers/touchscreen: add sweep2wake"

This reverts commit 7a400b366939a84d74ccb72d7c3c4bb5b36c2965.
touchscreen: tweak some initialization parameters for better UI response

Signed-off-by: faux123 <reioux@gmail.com>
Makefile: Clean flags